Create Normalizer Text form - Java Internationalization

Java examples for Internationalization:Unicode

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Description

Create Normalizer Text form

Demo Code

import java.awt.*;
import java.applet.*;
import java.awt.event.*;
import java.text.Normalizer;
import javax.swing.*;
import java.util.*;

public class NormSample extends Applet {
    static final long serialVersionUID = 6607883013849198961L;
    JComboBox normalizationTemplate;
    JComboBox formComboBox;/*from www . j ava  2s .  c  om*/
    JComponent paintingComponent;
    HashMap<String, Normalizer.Form> formValues = new HashMap<String, Normalizer.Form>();
    HashMap<String, String> templateValues = new HashMap<String, String>();

    public static void main(String[] args) {

        //creating an applete for normalization 

        JFrame f = new JFrame("Normalizer's API");
        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        NormSample applet = new NormSample();
        applet.init();
        f.add("Center", applet);
        f.pack();
        f.setVisible(true);
    }

    public void init() {

        //preparing values for the normalization forms ComboBox

        formValues.put("NFC", Normalizer.Form.NFC);
        formValues.put("NFD", Normalizer.Form.NFD);
        formValues.put("NFKC", Normalizer.Form.NFKC);
        formValues.put("NFKD", Normalizer.Form.NFKD);

        formComboBox = new JComboBox();

        for (Iterator it = formValues.keySet().iterator(); it.hasNext();) {
            formComboBox.addItem((String) it.next());
        }

        //preparing samples for normalization

        //text with the acute accent symbol 
        templateValues.put("acute accent", "touch" + "\u00e9");

        //text with ligature
        templateValues.put("ligature", "a" + "\ufb03" + "ance");

        //text with the cedilla
        templateValues.put("cedilla", "fa" + "\u00e7" + "ade");

        //text with half-width katakana
        templateValues.put("half-width katakana",
                "\uff81\uff6e\uff7a\uff9a\uff70\uff84");

        normalizationTemplate = new JComboBox();

        for (Iterator it = templateValues.keySet().iterator(); it.hasNext();) {
            normalizationTemplate.addItem((String) it.next());
        }

        //defining a component to output normalization results

        paintingComponent = new JComponent() {
            static final long serialVersionUID = -3725620407788489160L;

            public Dimension getSize() {
                return new Dimension(550, 200);
            }

            public Dimension getPreferredSize() {
                return new Dimension(550, 200);
            }

            public Dimension getMinimumSize() {
                return new Dimension(550, 200);
            }

            public void paint(Graphics g) {
                Graphics2D g2 = (Graphics2D) g;

                g2.setFont(new Font("Serif", Font.PLAIN, 20));
                g2.setColor(Color.BLACK);
                g2.drawString("Original string:", 100, 80);
                g2.drawString("Normalized string:", 100, 120);
                g2.setFont(new Font("Serif", Font.BOLD, 24));

                //output of the original sample selected from the ComboBox 

                String original_string = templateValues
                        .get(normalizationTemplate.getSelectedItem());
                g2.drawString(original_string, 320, 80);

                //normalization and output of the normalized string

                String normalized_string;
                java.text.Normalizer.Form currentForm = formValues
                        .get(formComboBox.getSelectedItem());
                normalized_string = Normalizer.normalize(original_string,
                        currentForm);
                g2.drawString(normalized_string, 320, 120);
            }
        };
        setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
        add(paintingComponent);
        JPanel controls = new JPanel();

        controls.setLayout(new BoxLayout(controls, BoxLayout.X_AXIS));
        controls.add(new Label("Normalization Form: "));
        controls.add(formComboBox);
        controls.add(new Label("Normalization Template:"));
        controls.add(normalizationTemplate);
        add(controls);
        formComboBox.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                paintingComponent.repaint();
            }
        });

        normalizationTemplate.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                paintingComponent.repaint();
            }
        });
    }
}

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 *     from this software without specific prior written permission.
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